Cryptography Decrypted

The CryptoBox is a Debian/Linux based live-cd. CryptoBox CD boots up, starting a secure fileserver. Even non-technical users are able to store their data on its encrypted harddisk. There is no special knowledge about cryptography or servers required at all. The CryptoBox is fully controllable...

Coinflip provides a cryptographically secure server/client program and protocol for choosing random bits. Coinflip is a client/server based program that can generate random bits for 2 people over the internet. The 2 people dont have to trust each other in order to convince each other that the...

mod_urlscheme is an Apache 1.3/2.0/2.2 module that allows the Apache configuration author control over the scheme to use when constructing self-referential URLs. Please note that this module is different from mod_scheme, which embeds the Tinyscheme interpreter into Apache. You can find that...


Platforms: *nix

Publimark is a command line tool to secretly embed text in an audio file. Like cryptography, Publimark project uses a pair of keys: the public one can be shared, whereas the private one must be kept secret. Anybody can send a steganographic message, but only the private key owner will be able...


Platforms: *nix

PGPSigner project is a tool born out of the main virtues of a sysadmin: Lazyness and Impatience. Have you ever been to a PGP key signing party? It is fun, you verify all these ids, check the keys on the party list and then... then you get home. And find out that you have 47 different keys to sign...


Platforms: *nix

Ajisai is a SSL/TLS implementation written entirely from scratch in C++. It uses Botan for performing the cryptography and X.509 handling. This is an alpha release, it is virtually certain that incompatible API changes will be made in the future. Suggestions on weak points in the API are most...


Platforms: *nix

WaMCom is an open source software project, providing modified versions of Mozilla client software. WaMCom comes from Web and Mail Communicator. End users are looking for stable software. But the Mozilla organization makes it clear to say: "We make binary versions of Mozilla available for...


Platforms: *nix

FreeS/WAN is an implementation of IPSEC & IKE for Linux. IPSEC is Internet Protocol SECurity. It uses strong cryptography to provide both authentication and encryption services. Authentication ensures that packets are from the right sender and have not been altered in transit. Encryption prevents...


Platforms: *nix

IP::Anonymous is a Perl port of Crypto-PAn to provide anonymous IP addresses. SYNOPSIS use IP::Anonymous; @key = (0..31); my $object = new IP::Anonymous(@key); print $object->anonymize("192.0.2.0")."n"; This is a Perl port of Crypto-PAn. Crypto-PAn is a cryptography-based sanitization...


Platforms: *nix

paranoy is a simple, lightweight, open-source, fast but overall safe mail client. all its features are privacy and safety-oriented. it has a ncurses interface and a graphical one based on gtk. it saves mail and configuration files totally encrypted with strong cryptography standard. it supports...


Platforms: *nix

CODEX is a software designed for applications with a moderate number of clients requesting authentication keys When designing secure applications, it is not uncommon to assume some out-of-band mechanism for distributing keys or other secrets. Other applications without inherent security...


Platforms: *nix

Encrypt This! is a Firefox extension that allows public key like encryption as well as passphrase methods. Visit the extensions homepage to set up public and private keys or just go ahead with a passphrase of your own creation. Using this extension you can select text and have it encrypted in...


Platforms: *nix

Crypt::UnixCrypt is a perl-only implementation of the crypt function. SYNOPSIS use Crypt::UnixCrypt; $hashed = crypt($plaintext,$salt); # always use this modules crypt BEGIN { $Crypt::UnixCrpyt::OVERRIDE_BUILTIN = 1 } use Crypt::UnixCrypt; This module is for all those poor souls whose...


Platforms: *nix

Apache::CryptHash is a Perl module with encrypted tokens for cookies. Creates an encrypted cookie-like string with a MAC (checksum) from a hash of critical and non-critical values. The MAC is created on only the critical values. Decryption will fail if the string has been altered and the MAC...


Platforms: *nix

The stunnel program is designed to work as an SSL encryption wrapper between remote client and local (inetd-startable) or remote server. Stunnel can be used to add SSL functionality to commonly used inetd daemons like POP3, POP2 and IMAP servers without any changes in the programs code....


Platforms: *nix

PGP are tools for secure datas mainly e-mail communication. Basic version free. PGP combines some of the best features of both conventional and public key cryptography. PGP is a hybrid cryptosystem. When a user encrypts plaintext with PGP, PGP first compresses the plaintext. Data compression...


Platforms: *nix

The Blowfish cipher in C and i386 assembler. In cryptography, Blowfish is a keyed, symmetric block cipher, designed in 1993 by Bruce Schneier and included in a large number of cipher suites and encryption products. While no effective cryptanalysis of Blowfish has been found to date, more...


Platforms: *nix

The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography. OpenBSD project supports binary emulation of most programs from SVR4 (Solaris), FreeBSD,...


Platforms: *nix

Filter::decrypt Perl module contains a template for a decrypt source filter. SYNOPSIS use Filter::decrypt ; This is a sample decrypting source filter. Although this is a fully functional source filter and it does implement a very simple decrypt algorithm, it is not intended to be used as...


Platforms: *nix

MatrixSSL provides an embedded SSL implementation for small footprint devices. PeerSec MatrixSSL is an embedded SSL implementation designed for small footprint devices and applications requiring low overhead per connection. The library is less than 50K on disk with cipher suites. It includes...


Platforms: *nix